Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Native Copper from
Otmar quarry, Stav, Úbislavice, Jičín District, Hradec Králové Region, Czech Republic


Locality type:Quarry
Classification
Species:Native Copper
Formula:Cu
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Native Copper data
Locality Data:Click here to view Otmar quarry, Stav, Úbislavice, Jičín District, Hradec Králové Region, Czech Republic
Data Identifiers
Mindat Occurrence Record ID:485189
Long-form Identifier:1:3:485189:9
GUID (UUID V4):0
Nearest other occurrences of Native Copper
8.8km (5.5 miles) ⓘDoubravice quarry, Doubravice, Železnice, Jičín District, Hradec Králové Region, Czech Republic
12.4km (7.7 miles) ⓘMorcínov, Lomnice nad Popelkou, Semily District, Liberec Region, Czech Republic
14.4km (8.9 miles) ⓘCopper-Vanadium-Barium occurrence, Dolní Kalná, Trutnov District, Hradec Králové Region, Czech Republic
20.9km (13.0 miles) ⓘVotrubec quarry, Radostná pod Kozákovem, Semily District, Liberec Region, Czech Republic
32.8km (20.4 miles) ⓘObří důl, Pec pod Sněžkou, Trutnov District, Hradec Králové Region, Czech Republic
34.3km (21.3 miles) ⓘKovárna Mine, Obří důl, Pec pod Sněžkou, Trutnov District, Hradec Králové Region, Czech Republic
53.3km (33.1 miles) ⓘHoffnung Mine, Colourful Lakelets, Wieściszowice, Gmina Marciszów, Kamienna Góra County, Lower Silesian Voivodeship, Poland
59.8km (37.1 miles) ⓘBroumov meteorite (Braunau meteorite), Hejtmánkovice, Náchod District, Hradec Králové Region, Czech Republic
59.9km (37.2 miles) ⓘMarkocice Th prospect, Markocice, Bogatynia, Zgorzelec County, Lower Silesian Voivodeship, Poland
61.4km (38.2 miles) ⓘSlag locality, Vrchlice river valley, Kutná Hora, Kutná Hora District, Central Bohemian Region, Czech Republic
References
Bradna, J., Doubek, Z.: Přírodní měď z Otmarova lomu u Nové Paky. Acta musei Reginaehradecensis, série A: vědy přírodní, 1962, roč. IV, č. 1-2, s. 165.
 
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